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BCBS Alpha Numeric Prefix from Y2A to Y9Z (UPDATE 2025)
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BCBS (Blue Cross Blue Shield) member ID prefix information is crucial for medical billers, healthcare providers, and patients. This guide offers a comprehensive list of BCBS healthcare plan IDs ranging from Y2A to Y9Z, along with relevant plan names and websites. By accurately identifying these prefixes, medical billers can streamline the billing process, ensuring claims are correctly routed and processed.
In this article, we’ll provide an up-to-date overview of the BCBS prefixes to reinforce your understanding of how these identifiers work in the medical billing field.
List of BCBS Alpha Numeric Prefix from Y2A to Y9Z
Here’s a detailed breakdown of the Y2A to Y9Z prefixes.
BCBS Alpha Numeric Prefix | BCBS Home Plan Name | State | BCBS Home Plan Website |
---|---|---|---|
Y2A | BCBS of Illinois | Illinois | bcbsil.com |
Y2B | Anthem Blue Cross Blue Shield of Ohio | Ohio | anthem.com/contact-us/ohio |
Y2C | Anthem Blue Cross of California | California | anthem.com/ca |
Y2D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2E | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2F | CareFirst Blue Cross Blue Shield | Maryland/D.C./Northern Virginia | carefirst.com |
Y2G | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2H | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2M | Blue Cross & Blue Shield of Nebraska | Nebraska | nebraskablue.com |
Y2N | BCBS of Illinois | Illinois | bcbsil.com |
Y2O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2P | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2R | Blue Cross Blue Shield of Montana | Montana | bcbsmt.com |
Y2S | Blue Cross Blue Shield of Montana | Montana | bcbsmt.com |
Y2T | Blue Cross Blue Shield of Montana | Montana | bcbsmt.com |
Y2U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2W | BCBS of Illinois | Illinois | bcbsil.com |
Y2X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y2Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3A | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3C | BCBS of Illinois | Illinois | bcbsil.com |
Y3D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3E | Premera Blue Cross of Alaska | Alaska | premera.com/ak/provider |
Y3F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3G | Premera Blue Cross of Alaska | Alaska | premera.com/ak/provider |
Y3H | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3K | Premera Blue Cross of Alaska | Alaska | premera.com/ak/provider |
Y3L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3M | Anthem Blue Cross of California | California | anthem.com/ca |
Y3N | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3P | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3R | BCBS of New Mexico | New Mexico | bcbsnm.com |
Y3S | BCBS of New Mexico | New Mexico | bcbsnm.com |
Y3T | BCBS of New Mexico | New Mexico | bcbsnm.com |
Y3U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y3Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4A | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4C | Anthem BCBS of Colorado | Colorado | anthem.com/contact-us/colorado |
Y4D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4E | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4G | Anthem BCBS of Georgia | Georgia | anthem.com/contact-us/georgia |
Y4H | Anthem Blue Cross Blue Shield of Ohio | Ohio | anthem.com/contact-us/ohio |
Y4I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4M | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4N | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4P | Anthem BCBS of Georgia | Georgia | anthem.com/contact-us/georgia |
Y4Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4R | BCBS of Oklahoma | Oklahoma | bcbsok.com |
Y4S | BCBS of Oklahoma | Oklahoma | bcbsok.com |
Y4T | BCBS of Oklahoma | Oklahoma | bcbsok.com |
Y4U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y4Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5A | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5C | BCBS of Illinois | Illinois | bcbsil.com |
Y5D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5E | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5G | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5H | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5M | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5N | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5P | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5R | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5S | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5T | Anthem BCBS of Connecticut | Connecticut | anthem.com/contact-us/connecticut |
Y5U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y5Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6A | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y6B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6C | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6E | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6G | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y6H | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6M | Anthem Blue Cross Blue Shield of Ohio | Ohio | anthem.com/contact-us/ohio |
Y6N | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6P | Empire Blue Cross Blue Shield of New York | New York | empireblue.com |
Y6Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6R | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y6S | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6T | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y6U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6V | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y6W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y6Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7A | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y7B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7C | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7E | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7G | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7H | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7M | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7N | Empire Blue Cross Blue Shield of New York | New York | empireblue.com |
Y7O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7P | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7R | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7S | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7T | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7U | BCBS of Oklahoma | Oklahoma | bcbsok.com |
Y7V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y7Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8A | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8C | Anthem BCBS of Colorado | Colorado | anthem.com/contact-us/colorado |
Y8D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8E | Empire Blue Cross Blue Shield of New York | New York | empireblue.com |
Y8F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8G | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8H | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8M | Anthem Blue Cross of California | California | anthem.com/ca |
Y8N | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8P | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8R | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8S | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8T | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y8Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9A | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9B | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9C | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y9D | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9E | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9F | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9G | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9H | Regence BCBS | Oregon/Idaho/Utah/Washington | regence.com/home |
Y9I | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9J | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9K | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9L | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9M | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9N | Anthem BCBS of Indiana | Indiana | providers.anthem.com/indiana-provider/home |
Y9O | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9P | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9Q | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9R | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9S | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9T | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9U | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9V | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9W | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9X | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9Y | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
Y9Z | Prefix Unallocated/Not Assigned | Yet to be assigned | Yet to be assigned |
This table covers essential prefixes for BCBS healthcare plans and would serve as a vital reference point for billers and providers alike.
Importance of Understanding Prefixes
Understanding these prefixes aids in maintaining accuracy in billing, which is fundamental for financial success in the healthcare industry. Using the wrong prefix can lead to claim rejections or delays, which can disrupt cash flow for healthcare providers.
Medical professionals should regularly consult up-to-date information about BCBS prefixes to ensure the most accurate billing and maximum reimbursement from insurance plans.
Conclusion
The correct use of BCBS prefixes is a significant aspect of medical billing. By familiarizing themselves with this list from Y2A to Y9Z, billers and healthcare providers can enhance the efficiency of their billing processes.
For any assistance or if you have questions regarding this information, feel free to reach out to Texmed Billing Solutions at support@texmed.us.